AClengine using desel fuel operates an air standard Dual cycle. in-ine six ater at an air-fuel ratio of AF 20. Halt the fuel can be considered burned at constant volume, and haif at constart pressure with combustion efficiency nc . 100%.Cyinder conditions at the start of compression are 60°C and 101Pa Compression ratio re- 141

Elements Of Electromagnetics
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A Cl engine using diesel fuel operates
an air-standard Dual cycle, in-line six,
a5-liter at an air-fuel ratio of AF 20. Halif
the fuel can be considered burned at
constant volume, and haif at constant
pressure with combustion efficiency nc
100%.Cylinder conditions at the start of
compression are 60°C and 101 kPa
.Compression ratio re = 14:1
rlal
Calculate: (a) Temperature at each
*(state of the cycle. [K
TI - 333 K. T2 - 829 K Tx - 2072 K, T3-
2985 K and T4= 1374 K
TI - 333 K. T2 - 839 K T - 2062 K T3-
2985 Kand T4 1374 K
TI - 333 K. T2 - 839 K TX - 2072 K, T3-
2995 K and T4 = 1374K
TI333 K. T239 K Tx 2072 K. T3
2985 Kand T4 1364 K
TI333 K. T2 9 K T 2072 K T3
2985 K and T4 1374 K
b) Pressure at each state of the cycle)
* (IKPa
P1 - 101 kPa, P2 - 3561 kPa Px -8794 kPa
P3- 8894 kPa and P4-408 KPa
P1- 101 kPa, P2- 3561 kPa Px8794 kPa
P3- 8794 Pa and P4- 408 KPa
PI - 101 KPa, P2- 3561 kPa Px8794 kPa
Pa s894 Pa and P4418Pa
P1 - 101 KPa, P2 3561 kPA Px894 KPa
Pa 8894 kPa and P4 408 kPa
PI - 101 kPa, P2- 3461 kPa Px-8794 KPa
Pa s894 Pa and P4408 KPa
*.e) Cutoff ratio)
1.341 O
1.541 O
1.441 O
1.145 O
*a Pressure ratio)
2.476 O
2.447 C
4.267 O
2.746 O
(%) e) Indicated thermal efficiency)
48.9% O
59.8% O
58.9% O
57A% O
) Heat added during combustion)
* [[kkg
2014 kakg O
2018 kakg O
2020 kJkg O
2024 kakg O
* (g) Net indicated work. (kJkg)
1090 kJkg O
1192 kJkg O
1180 kJkg O
1080 kJkg O
o o o o
о оос
оооо
оооо
Transcribed Image Text:A Cl engine using diesel fuel operates an air-standard Dual cycle, in-line six, a5-liter at an air-fuel ratio of AF 20. Halif the fuel can be considered burned at constant volume, and haif at constant pressure with combustion efficiency nc 100%.Cylinder conditions at the start of compression are 60°C and 101 kPa .Compression ratio re = 14:1 rlal Calculate: (a) Temperature at each *(state of the cycle. [K TI - 333 K. T2 - 829 K Tx - 2072 K, T3- 2985 K and T4= 1374 K TI - 333 K. T2 - 839 K T - 2062 K T3- 2985 Kand T4 1374 K TI - 333 K. T2 - 839 K TX - 2072 K, T3- 2995 K and T4 = 1374K TI333 K. T239 K Tx 2072 K. T3 2985 Kand T4 1364 K TI333 K. T2 9 K T 2072 K T3 2985 K and T4 1374 K b) Pressure at each state of the cycle) * (IKPa P1 - 101 kPa, P2 - 3561 kPa Px -8794 kPa P3- 8894 kPa and P4-408 KPa P1- 101 kPa, P2- 3561 kPa Px8794 kPa P3- 8794 Pa and P4- 408 KPa PI - 101 KPa, P2- 3561 kPa Px8794 kPa Pa s894 Pa and P4418Pa P1 - 101 KPa, P2 3561 kPA Px894 KPa Pa 8894 kPa and P4 408 kPa PI - 101 kPa, P2- 3461 kPa Px-8794 KPa Pa s894 Pa and P4408 KPa *.e) Cutoff ratio) 1.341 O 1.541 O 1.441 O 1.145 O *a Pressure ratio) 2.476 O 2.447 C 4.267 O 2.746 O (%) e) Indicated thermal efficiency) 48.9% O 59.8% O 58.9% O 57A% O ) Heat added during combustion) * [[kkg 2014 kakg O 2018 kakg O 2020 kJkg O 2024 kakg O * (g) Net indicated work. (kJkg) 1090 kJkg O 1192 kJkg O 1180 kJkg O 1080 kJkg O o o o o о оос оооо оооо
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